Correct

行时

/ háng shí / 
Strokes

Example

As a Verb

be in vogue; be popular/fashionable

1
Bùzài
不再
háng
行
shí
时

lose vogue; be no longer in fashion/vogue

2
Hángshí
行时
yīzhèn
一阵

have a brief vogue; prevail for a time

As a Verb

(of sb) be in the ascendant